Home / 53,021.48-73,169.88-29,149.71

Finding the Fourth Proportional to 53,021.48, 73,169.88 and 29,149.71

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Solution

The fourth proportional to 53,021.48, 73,169.88 and 29,149.71 is: 40,226.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,021.48 : 73,169.88 = 29,149.71 : x
  2. Step 2: Convert to fraction form
    53,021.48/73,169.88 = 29,149.71/x
  3. Step 3: Cross multiply
    53,021.48x = 73,169.88 × 29,149.71
  4. Step 4: Simplify right side
    53,021.48x = 2,132,880,782.73
  5. Step 5: Solve for x
    x = 2,132,880,782.73/53,021.48
  6. Step 6: Final answer
    x = 40,226.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.